{{sfn|Schroeder|Zimmer|1994|p=}}

* {{cite book | last=Schroeder | first=Leopold von | last2=Zimmer | first2=Heinrich Robert | title=Bhagavadgita: Indiens heilige Gesänge | publisher=E. Diederich | publication-place=München | date=1994 | isbn=3-424-00621-1 | language=de}}

<ref name="z508">{{cite book | last=Schroeder | first=Leopold von | last2=Zimmer | first2=Heinrich Robert | title=Bhagavadgita: Indiens heilige Gesänge | publisher=E. Diederich | publication-place=München | date=1994 | isbn=3-424-00621-1 | language=de | page=}}</ref>